Barca is a municipality located in the province of Soria, in the autonomous community of Castile and León, Spain.
Included in the Natura 2000 network is a Site of Community Importance known as Riberas del Río Duero y afluentes, which occupies 43 hectares.
Wikipedia https://en.wikipedia.org/wiki/Barca,_Soria
Coordinates 41°27'18.411" N -2°37'17.466" E